200
Participants
Start Date
September 30, 2012
Primary Completion Date
August 31, 2013
Study Completion Date
August 31, 2013
3-minute withdrawal time
"For subjects randomized to the 3-minute withdrawal time, advancement to the cecum will be followed by segmental withdrawal in each of 3 segments of the examined colon. Each segment will be examined over 1 minute, followed by a second look over each segment over 2 minutes by the same endoscopist."
6-minute withdrawal time
"For subjects randomized to the 6-minute withdrawal, advancement to the cecum will be followed by segmental withdrawal in each of 3 segments of the examined colon. Each segment will be examined over 2 minutes, followed by a second look over each segment over 2 minutes by the same endoscopist."
Veterans Administration Hospital (Palo Alto), Palo Alto
Stanford University, Palo Alto
Stanford University
OTHER